If you have filed the 2021 tax return and it has been accepted by the IRS then you will need to amend the 2021 return to make any corrections.
Before amending the return wait for tax refund to be approved and sent or if taxes are owed for the payment to be processed by the IRS.
See this TurboTax support FAQ for amending a 2021 tax return originally completed and filed using TurboTax - https://ttlc.intuit.com/turbotax-support/en-us/help-article/tax-return/amend-2021-return/L1gEU4G3X_U...
